Updating trunk VERSION from 3500.0 to 3501.0

# This is an automated release commit.
# Do not revert without consulting chrome-pmo@google.com.
NOAUTOREVERT=true
TBR=amineer@chromium.org

Change-Id: I674947b92fc11e1aac2b4855d0a87fe1c8f7c9a2
Reviewed-on: https://chromium-review.googlesource.com/1146212Reviewed-by: chrome-release-bot@chromium.org <chrome-release-bot@chromium.org>
Cr-Commit-Position: refs/heads/master@{#577104}

chrome/VERSION

 MAJOR=70
 MINOR=0
-BUILD=3500
+BUILD=3501
 PATCH=0